Assessment of the Efficacy of the Dynamic Decongestive System in the Intensive Phase of Lower Limb Lymphedema

Inclusion Criteria: * Age ≥ 18 years * Men and women * Unilateral lower limb lymphoedema of stage II or III according to the criteria defined by the International Society of Lymphology * Relative volume difference between affected and healthy leg ≥ 10% * Patients requiring intensive decongestive treatment in a hospital setting * Patients who have given their informed consent freely and signed it prior to any intervention in the study. * Patients with a morphology compatible with the perimetric coverage of the device (calf and thigh). * Patients able to use the device * Patients enrolled in a social security plan or covered by similar health insurance. Exclusion Criteria: * Patients with suspended lymphoedema of the thigh (unaffected calf and foot) * Patients with lipedema * Patients with bilateral lower limb lymphoedema * Patients with a lymphoedema associated with active cancer requiring acute chemotherapy, or oncologic relapses, or treatment in progress * Patients with contraindications for compression on the lower limbs such as stent/arterial graft in the area under compression * Peripheral artery disease ABI ≤ 0.6 * Advanced diabetic microangiopathy * Deep/Superficial active or recent venous thrombosis, phlegmasia ceruela dolens (painful blue inflammation), septic/acute thrombophlebitis of the limb (in the last 6 months), active venous leg ulcers * A condition where increased venous or lymphatic return is undesirable * Neurological disease (including neurogenic diabetic foot, severe peripheral neuropathy of the limb) * Pulmonary embolism (last 6 months) * Pulmonary edema * Cardiac insufficiency (compensated or decompensated) * Implantable stimulation devices such as pacemaker * Chronic kidney disease with acute renal failure * Epilepsy * Poorly controlled asthma * Open skin lesions or skin and subcutaneous infection (cellulitis, erysipelas, lymphangitis, etc.) * Skin atrophy of the limb * Bullous dermatoses * Presence of subcutaneous osteosynthesis material with an external component lying subdermally at the level of the treated lower limb * Hyperalgesia of the foot, knee or hip * Patients with a known allergy to the components used in the device * Patients with psychiatric, psychological, or neurological disorders * Patients with impaired cognitive or motor skills and dependent individuals * Patients participating in another clinical trial * Pregnant or breastfeeding women * Vulnerable patients, adults being the object of a legal protective measure or unable to express their consent * Patients unable to submit to the constraints of the protocol